This week's biggest % winners & losers: Aug 17 - 21, 20 (wk 34)

The following are this week's top percentage gainers and losers, categorized by sectors (over $300 mln market cap and 100K average daily volume).

This week's top % gainers

• Healthcare: MNTA (52.25 +79.31%), CYRX (38.78 +21.95%), NTRA (66.18 +21.14%), IRTC (206.59 +19.45%), TDOC (223.26 +19.07%), NVTA (35.59 +18.55%)
• Materials: RFP (4.3 +28.36%)
• Industrials: BE (16.84 +18.81%)
• Consumer Discretionary: MOGU (3.04 +40.09%), HUD (7.49 +30.63%), OSTK (121.13 +29.75%), TSLA (2051.34 +24.27%), JD (74.92 +20.72%), GRPN (27.98 +16.6%), MIK (9.73 +16.33%)
• Information Technology: ARLO (6.48 +17.51%), ESTC (106.77 +16.73%), EVTC (35.21 +15.63%)

This week's top % losers

• Healthcare: UBX (2.98 -76.07%), BMRN (74.99 -36.54%), GLPG (137.06 -26.51%)
• Consumer Discretionary: PRTY (2.02 -22.35%), PLCE (21.72 -21.81%), CATO (6.48 -20.59%)
• Energy: RIG (1.17 -46.33%), NBR (33.41 -29.29%), CPE (6.72 -27.35%), PVAC (10.2 -25.98%), LPI (13.93 -23.59%), SM (2.4 -22.08%)